A randomized 25 question test from a pool of 761 questions, good luck!
Modbus has standard command codes to allow the master to access information from it's slaves. Which of the commands below would be used to write the contents of a holding register to the slave device
Which of the terms below best describes the electromagnetic noise induced from cables in close proximity to each other
Modbus has standard command codes to allow the master to access information from it's slaves. Which of the commands below would be used to request the content of the slaves holding registers # 40108?
Due to the uncomplicated nature of the Modbus frame structure, it requires a simple access method. Which of the access methods below is a method that this frame structure supports?
A defined area of geographical coverage is commonly called an area network. Which of the area networks below is best known for the being smallest power consumer, with the fastest data transmission rates?
display resolution determines the graphic flexibility of the HMI hardware to be moved to different GUIs? which of the aspect ratios below would be most commonly used for a display?
A DCS collects a lot of data during the course of operating. Which of the terms below would best describe the system where data is collected and organized?
There are numerous I/O modules that a typical DCS has access to. Which of the modules below is described as one that the scanner module receives information communicated digitally from up to 63 supported devices?
Digital valve positioners are best defined as which of the following answers?
IPv4 and IPv6 are the two current versions of IP. Which of the answers below is the defining difference between the two protocols?
Of the answers below, which one is not an advantage of fiber optic cables?
In IPv4, there are a range of protocols that can be used at any one time. Which of the protocols below would be best suited for sensitive data transmission?
In Modbus, data is read, and written in various memory ranges. Which of the answers below best represents the data type that a coils would use?
In the process conditions model, there are transition points between the stages of operating conditions. Which of the answers below is the signals conditions moving from normal to abnormal conditions?
A DCS collects a lot of data during the course of operating. Which of the terms below would best describe the database that contains all the data required to create a trend in the process?
There are several data access methods used to transmit data. Which of the answers below can be described as a method that the responding device cannot initiate any communication independently?
In a typical GUI, values take one of four generic indicators. Which of the indicators below would best used where discrete data needs to be provided, but a simple colour change will suffice?
Every network interface must have a physical address in an Ethernet network. Which of the network components below contains these addresses?
There are several layer within the a typical DCS., each with it's own responsibilities. Which of the levels below is responsible for the seamless merging of process control information and managing the business side of production?
All the wired network components interact with ISO layers. Which of the answers below reflects the ISO layers that the bridge interacts with?
There are several data access methods used to transmit data. Which of the answers below can be described as a single controlling device commences communication with the responding devices attached to the same network?
Software for programming or configuration is an integral part of any HMI. Which of the interfaces below can be best described as allowing the operators to interact with the GUI?
There are several different network access methods available to wired Ethernet. Which of the methods below is the one used by wired Ethernet?
The OSI model describes how a network should be arranged. Which of the layers below concern network topologies the most?
In IPv4, it is possible to divide the class of network into a smaller network. Which of the terms below best describes this process?